Finding the Fourth Proportional to 166,454.67, 249,630.17 and 55,620.75
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Solution
The fourth proportional to 166,454.67, 249,630.17 and 55,620.75 is: 83,413.80
Step by Step Solution
- Step 1: Write the proportion equation
166,454.67 : 249,630.17 = 55,620.75 : x - Step 2: Convert to fraction form
166,454.67/249,630.17 = 55,620.75/x - Step 3: Cross multiply
166,454.67x = 249,630.17 × 55,620.75 - Step 4: Simplify right side
166,454.67x = 13,884,616,999.92 - Step 5: Solve for x
x = 13,884,616,999.92/166,454.67 - Step 6: Final answer
x = 83,413.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.